Describes the style of the top border of the item.
<BorderStyle> ... <Top>...</Top> ... </BorderStyle>
Data type and length
String
Default value
None
Cardinality
0-1: Optional element that can occur once or not at all.
Parent element
BorderStyle
Child element
The Top element must contain an expression that evaluates to one of the following string values:
When used in a chart, the Top element can contain only None, Dotted, Dashed, or Solid. Any other style is ignored.